[PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

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2 messages, 2 authors, 2020-09-08 · open the first message on its own page

[PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

From: Julia Lawall <julia.lawall@inria.fr>
Date: 2020-08-26 20:54:11

From: kernel test robot <redacted>

 Use kobj_to_dev() instead of container_of()

Generated by: scripts/coccinelle/api/kobj_to_dev.cocci

Fixes: a2fc3718bc22 ("coccinelle: api: add kobj_to_dev.cocci script")
CC: Denis Efremov <efremov@linux.com>
Signed-off-by: kernel test robot <redacted>
Signed-off-by: Julia Lawall <julia.lawall@inria.fr>

---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jlawall/linux.git for-5.10
head:   a2fc3718bc22e85378085568ecc5765fb28cabce
commit: a2fc3718bc22e85378085568ecc5765fb28cabce [3/3] coccinelle: api: add kobj_to_dev.cocci script
:::::: branch date: 5 days ago
:::::: commit date: 5 days ago

 udlfb.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/video/fbdev/udlfb.c
+++ b/drivers/video/fbdev/udlfb.c
@@ -1457,7 +1457,7 @@ static ssize_t edid_show(
 			struct file *filp,
 			struct kobject *kobj, struct bin_attribute *a,
 			 char *buf, loff_t off, size_t count) {
-	struct device *fbdev = container_of(kobj, struct device, kobj);
+	struct device *fbdev = kobj_to_dev(kobj);
 	struct fb_info *fb_info = dev_get_drvdata(fbdev);
 	struct dlfb_data *dlfb = fb_info->par;
@@ -1479,7 +1479,7 @@ static ssize_t edid_store(
 			struct file *filp,
 			struct kobject *kobj, struct bin_attribute *a,
 			char *src, loff_t src_off, size_t src_size) {
-	struct device *fbdev = container_of(kobj, struct device, kobj);
+	struct device *fbdev = kobj_to_dev(kobj);
 	struct fb_info *fb_info = dev_get_drvdata(fbdev);
 	struct dlfb_data *dlfb = fb_info->par;
 	int ret;

Re: [PATCH] coccinelle: api: fix kobj_to_dev.cocci warnings

From: Bartlomiej Zolnierkiewicz <hidden>
Date: 2020-09-08 12:54:49

On 8/26/20 10:54 PM, Julia Lawall wrote:
From: kernel test robot <redacted>

 Use kobj_to_dev() instead of container_of()

Generated by: scripts/coccinelle/api/kobj_to_dev.cocci

Fixes: a2fc3718bc22 ("coccinelle: api: add kobj_to_dev.cocci script")
CC: Denis Efremov <efremov@linux.com>
Signed-off-by: kernel test robot <redacted>
Signed-off-by: Julia Lawall <julia.lawall@inria.fr>
Applied to drm-misc-next tree, thanks.

Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics
quoted hunk
---

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jlawall/linux.git for-5.10
head:   a2fc3718bc22e85378085568ecc5765fb28cabce
commit: a2fc3718bc22e85378085568ecc5765fb28cabce [3/3] coccinelle: api: add kobj_to_dev.cocci script
:::::: branch date: 5 days ago
:::::: commit date: 5 days ago

 udlfb.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/video/fbdev/udlfb.c
+++ b/drivers/video/fbdev/udlfb.c
@@ -1457,7 +1457,7 @@ static ssize_t edid_show(
 			struct file *filp,
 			struct kobject *kobj, struct bin_attribute *a,
 			 char *buf, loff_t off, size_t count) {
-	struct device *fbdev = container_of(kobj, struct device, kobj);
+	struct device *fbdev = kobj_to_dev(kobj);
 	struct fb_info *fb_info = dev_get_drvdata(fbdev);
 	struct dlfb_data *dlfb = fb_info->par;
@@ -1479,7 +1479,7 @@ static ssize_t edid_store(
 			struct file *filp,
 			struct kobject *kobj, struct bin_attribute *a,
 			char *src, loff_t src_off, size_t src_size) {
-	struct device *fbdev = container_of(kobj, struct device, kobj);
+	struct device *fbdev = kobj_to_dev(kobj);
 	struct fb_info *fb_info = dev_get_drvdata(fbdev);
 	struct dlfb_data *dlfb = fb_info->par;
 	int ret;
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